a{
    text-decoration: none;
}
.work_body{
    margin-top: 5%;
    display: flex;
}
.left_nav{
    font-size: 2rem;
    
}
.left_nav a{
    color: #fcf7f7;
}
.left_nav li{
    margin: 15px;
    padding: .625rem;
}
.li_active {
    border: 2px solid  red !important;
}
.work_one{
    /* width: 6.25rem; */
    width: 80%;
    margin: 0 auto;
}
.work_one img{
    width: 33%;
    opacity: 0.9;
    margin: 0 10px;
}
.work_one img:nth-child(odd){
    width: 28%;
}
.work_one img:nth-child(even){
    width: 33%;
}